000 00297nam a2200121Ia 4500
008 220321s9999 xx 000 0 und d
100 _aJ C Aggarwal
245 0 _aPsychology of learning & Development
250 _a7th
260 _aDelhi, Publication Shipra
_c2011
300 _a348
942 _cRF
999 _c9053
_d9053